package cn.soso.common;

import java.text.DecimalFormat;
import java.util.HashMap;
import java.util.Map;


public class Common {

	public static String dataFormat(double data) {
		DecimalFormat formatData = new DecimalFormat("#.0");
		return formatData.format(data);
	}
	public static double sub(double num1,double num2){
		return (num1*10-num2*10)/10;
	}
}
